1. Chapter 14 Network Management Business Aspects Architectures Technology

2. Business Aspects Quality of service Cost containment issues Outsourcing Flexibility

3. Cost Containment Issues Inventory Support costs Consolidate and centralize Process redesign Standardize

4. Outsourcing Objectives –Cost-effective –Secure –International network support personnel Success factors –Identify process –Select right outsourceing –Management outsourcing

5. Flexibility Objectives –Reasonable cost –Meet changing business opportunities Success factors –Remove proprietary hardware and software –Adopt open protocols and off-the-shelf hardware & software technology –Adopt open APIs & module management package

6. Architectures System Administration Enterprise Network Management ISO Management Framework Consolidated service desk

7. System Administration Server management Help desk management Configuration management Desktop management LAN management Distributed application management

8. Server Management Diagnose & fix hardware problems Diagnose & fix software problems Capacity planning & performance monitoring Remote configuration Report generation

9. Help Desk Management Tool: computer telephony integration –Automatic call distributors & interactive voice response units –Knowledge base –Search engine Functions –Problem solving –Reporting Method: three tiers

10. Configuration Management Objective: single sign on Policy-based management tools: –User access right –Desktop start-up applications –Enforce virus checking or metering –Facilitate changes –Prevent unauthorized software

11. Desktop Management Architecture & protocol –Desktop Management Task Force (DMTF) –Desktop management interface (DMI) –Management information format (MIF) Functions –Hardware & software management –Software distribution –License metering –Server monitoring –Web server monitoring –Network monitoring –Virus protection –Help desk support –Remote control management –Reporting

12. Enterprise Network Management Architecture & protocol Software type Functions Vendor Other tools

13. Architecture & Protocol Simple network management protocol (SNMP): centralized approach –Agents –Management information base (MIB) using objects –Remote network monitoring MIB (RMON MIB) Distributed device manager using distributed network probes

14. Architecture & Protocol Web-based enterprise management (WBEM) by IETF –Hypermedia management protocol (HMMP) –Hypermedia management schema (HMMS) –Hypermedia object manager (HMOM) Common information model (CIM) by DMTF –Modified object forma (MOF)

15. Software Type Point product Frameworks Integrated suites

16. Functions Track distributed applications Reporting Perform repetitive system management tasks Improve application performance

17. Vendors HP Openvire IBM System View Sun Soft Solstice Enterprise Manager

18. Other tools Network analyzer Monitoring Simulation Auditing

19. Network Analyzer Purpose –Traffic analysis Types –Software –Hardware –Combination Selection consideration –OS compatibility –Database compatibility –Network size and architecture –Protocol & application support –User interface –Report

20. Monitoring Network baselining tools Performance reporting

21. Simulation Network modeling tools What-if analysis for bottlenecks –Current system –New application or configuration –Reproduce problems

22. Simulation Selection Criteria Network type Network scope Network service Network device Network protocol Traffic attributes User interface Report

23. Auditing Log of file access Log of file, application, configuration changes Log of login & logout Flexibility: no. of user & file Security Report

24. ISO Management Framework Fault management Configuration management Performance management Security management Accounting management

25. Assignment Review chapters 8-12 Prepare exam